BD3951F-E2 Rohm Semiconductor, BD3951F-E2 Datasheet - Page 2

• Manufacturer Part Number: BD3951F-E2
• Description: IC REG LDO W/VOLT DETECT 8SOP
• Manufacturer: Rohm Semiconductor

Specifications of BD3951F-E2

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: 6 ~ 20 V
• Voltage - Dropout (typical): 0.31V @ 100mA
• Number Of Regulators: 1
• Current - Output: 150mA (Min)
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOP
• Primary Input Voltage: 13.5V
• Output Voltage: 5.1V
• Dropout Voltage Vdo: 310mV
• No. Of Pins: 8
• Output Current: 150mA
• Voltage Regulator Case Style: SOP
• Operating Temperature Range: -40°C To +125°C
• Svhc: No
• Mounting Style: SMD/SMT
• Output Voltage Fixed: 5.1V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Electrical Characteristics（Unless otherwise specified Ta=-40℃～+125℃，Vcc=13.5V）
BD3951F
© 2009 ROHM Co., Ltd. All rights reserved.
www.rohm.com
[Whole Device]
Input Current
[Regulator Block]
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage
Output Peak Current
[Reset Block]
Threshold Voltage
Hysteresis Voltage
Reset Delay Time L->H
Reset Delay Time H->H
RES Pull Up Resistor
RES Low Output Voltage
Reset Adjustable Voltage
[Vcc Detection Block]
Threshold Voltage
Hysteresis Voltage
SOUT Pull Up Resistor
SOUT Low Output Voltage
SIN Input Current
*6 TdLH set by Cct terminal capacitor. TdLH ≈ 300k×Cct
Parameter
Load.Reg
Vsdet off
Lin.Reg
Symbol
Iomax
TdLH
Vsdet
TdHL
Vhys
Vradj
Vout
Vdet
ΔVd
Rrst
Rso
VsL
Isin
VrL
Icc
×0.92
1.240
4.90
Vout
1.18
1.19
Min.
150
50
17
10
10
-1
-
-
-
-
-
-
-
Limit
×0.94
1.335
Vout
Typ.
5.00
0.31
0.08
1.26
1.26
0.06
135
100
10
15
30
20
20
4
0
-
2/9
×0.96
1.430
Max.
5.10
0.50
Vout
0.40
1.34
1.33
0.40
210
150
20
30
40
40
1
-
-
-
Unit
mV
mV
mA
mV
mS
μA
μS
kΩ
kΩ
μA
V
V
V
V
V
V
V
V
Iout=0.3mA
Vcc=6～20V,Iout=1～100mA
Vcc=6～20V
Iout=1～100mA
Vcc=4.75V, Io=100mA
(Current Limit)
CT=0.1μF
CT=0.1μF
4V<Vout<Vdet, Input Current is 0.2mA
Vout>4V, Vsin<Vsdet
Input Current is 1.5mA
Vsin=2V
*6
Condition
Technical Note
2009.07 - Rev.A